Beginner quizzes – Java iteration (loop) statements

The following Java exercise(s) are designed for beginner level programmers. If the level is too hard, then I recommend reading my article about this topic, which offers a theoretical explanation including more exercises. Read More: Java Iteration (Loop) Statements

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Quiz 1: An easy for loop statement

What appears in the standard output when this program is invoked?

public class ForLoop {

	int u = 10;

	void methodA(){
		int u = 2;
		for(int x = 0; x < 3; x ++ ) {
			System.out.print("-u" + u);
			u += 3;
		}
	}
	public static void main(String[] args){
		ForLoop lc = new ForLoop();
		lc.methodA();
	}
}

Select the correct answer.


Quiz 2: Easy while loop

What happens when the following program is compiled and run?

public class WhyLoop {

	int e;

	void methodA(){
		int e = 1;
		while(e < 5) {
			System.out.print("-e" + e);
			e = this.e += 3;
			System.out.print("-e" + e);
		}
	}
	public static void main(String[] args){
		WhyLoop whyLoop = new WhyLoop();
		whyLoop.methodA();
	}
}

Select the correct answer.


Please, leave your questions, feedback and suggestions in the comments below!
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Sar Maroof is the author of two Java books namely, Java quizmaster for beginners and A guide to build a Java application.
Experience with developing web applications since 2001
Sun Certified JSP as well as EJB
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Applied Science in Physics HBO Amsterdam
As well as Bachellor Science in Physics.
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4 Comments

Add a Comment
  1. Hello ~ Awesome blog ~ Thank You

  2. I’m out of league here. Too much brain power on disaypl!

  3. Many of your Beginner Quizzes are not that easy! I need easier Java Quizzes. Anyone has any idea where I can find that.

    1. I came, I read this article, I coerdeqnu.

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